نتایج جستجو برای: wqi indicator

تعداد نتایج: 75787  

Journal: :IOP conference series 2022

Abstract River is one of the surface water resources used to meet people’s need for daily clean water. Along with population growth, problems related waste produced are also increasing and causing environmental pollution, including river pollution. sustainability issues that has attracted attention various institutions, which Citarum sources raw people in West Java. In this study, analysis cond...

2015
Yuanpeng Zhang Danmin Qian Jiancheng Dong

Some previous works show that more than 60% of the information available on the Web is located in Deep Web database. Such information cannot be directly indexed by search engines.In this paper, a hybrid method, which is composed of a domain model and a block importance model is proposed to extract information in Deep Web.The domain model is used for classifying and identifying whether a form is...

Journal: :Current World Environment 2022

Reservoirs are vital water sources that contribute significantly to local ecological and environmental balance, particularly in semi-arid regions. An evaluation of the drinking quality index (WQI) has been conducted using ten parameters like electrical conductivity (EC), chloride (Cl-), pH, total hardness (TH), alkalinity (TA), phosphate (PO43-), dissolved oxygen (DO), nitrate (NO3-), solids (T...

Journal: :Environmental research communications 2021

Abstract Rapid human pressure in semi-urban and urban areas along with increasing industrial activities has resulted release of untreated sewage other forms pollutants into major rivers globally including the Ganga. In this study, nine sites represented by 59 stations lower stretch River Ganga were monitored seasonally to understand effect monsoonal precipitation on environmental variables Wate...

Journal: :IOP conference series 2023

Abstract The study aims to improve the quality of wastewater in Sulaymaniyah city, Iraq, which has been facing drought problems, by using sedimentation, dilution (1:1), and biochar filtration. It provides an alternative source water for agriculture, addressing shortage problem region. irrigation is evaluated based on Water Quality Index (WQI) a fuzzy inference system, mathematical tool that con...

2015
Nicholas Schwab

Previous work by Tesser (1993) and Bourgeois (2002) found that heritable attitudes are more resistant to social influence and attitude change. The present study sought to replicate and extend previous work by utilizing attitudes and heritability estimates not previously used in studies examining the effect of heritable attitudes on social influence processes. It was hypothesized that attitudesw...

1999
Uwe Deichmann

Poverty analysis is often based on national level indicators that are compared over time or across countries. The broad trends that can be identified using aggregate information are useful for evaluating and monitoring the overall performance of a country. For many policy and research applications, however, the information that can be extracted from aggregate indicators is not sufficient. Resea...

2015
Adebola A. Adeyi

ISSN: 2410-9649 Majolagbe et al / Chemistry International 2(4) (2016) 232-241 iscientic.org. 233 www.bosaljournals/chemint/ [email protected] in the area and /or the cost implications of digging a very deep well. Thus, groundwater can be easily susceptible to infiltration from dumpsites, septic tanks and other anthropogenic activities. Approximately, one fifth of the world total freshw...

Journal: :Remote Sensing 2023

To restrict the entry of polluting components into water bodies, particularly rivers, it is critical to undertake timely monitoring and make rapid choices. Traditional techniques assessing quality are typically costly time-consuming. With advent remote sensing technologies availability high-resolution satellite images in recent years, a significant opportunity for has arisen. In this study, ind...

2008
Frederic S. Mishkin Arturo Estrella S. Mishkin

This paper examines the out-of-sample performance of various financial variables as predictors of U.S. recessions. Series such as interest rates and spreads, stock prices, and monetary aggregates are evaluated individually and in comparison with other financial and nonfinancial indicators. The analysis focuses on out-of-sample performance from one to eight quarters ahead. Results show that stoc...

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